Home / 2,222.16-3,334.36-1,068.88

Finding the Fourth Proportional to 2,222.16, 3,334.36 and 1,068.88

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Solution

The fourth proportional to 2,222.16, 3,334.36 and 1,068.88 is: 1,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.16 : 3,334.36 = 1,068.88 : x
  2. Step 2: Convert to fraction form
    2,222.16/3,334.36 = 1,068.88/x
  3. Step 3: Cross multiply
    2,222.16x = 3,334.36 × 1,068.88
  4. Step 4: Simplify right side
    2,222.16x = 3,564,030.72
  5. Step 5: Solve for x
    x = 3,564,030.72/2,222.16
  6. Step 6: Final answer
    x = 1,603.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.